/Engine/Plugins/Importers/AlembicImporter/Source/AlembicLibrary/Public/AbcImportSettings.h
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)(Blueprintable) struct FAbcStaticMeshSettings
bool
bGenerateLightmapUVs
Flag for whether or not lightmap UVs should be generated.
bool
bMergeMeshes
Whether or not to merge the static meshes on import (remember this can cause problems with overlapping UV-sets)
bool
bPropagateMatrixTransformations
This will, if applicable, apply matrix transformations to the meshes.